A bacterial defense system called SPARDA employs kamikaze-like tactics to protect cells and could be useful in future ...

As early as 4,500 years ago in ancient Mesopotamia, for instance, gender-diverse people held important roles in society with ...

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

Scientists are unraveling the role of senescent cells in a common form of epilepsy, and it could point to new treatments.

A new digital system allows operations on a chip to run in parallel, so an AI program can arrive at the best possible answer ...

Scientists have successfully extracted the DNA of ancient mummified cheetahs discovered in a cave in Saudi Arabia. This is ...

Focusing on an area off the coast of Crescent City, California, the researchers used autonomous and remotely operated ...

Yet much about the landscape under the ice has been uncertain, because ground and air surveys are difficult in the region.

Our best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a ...

A hidden chunk of an ancient tectonic plate is stuck to the Pacific Ocean floor and sliding under North America, complicating ...

Our species, Homo sapiens, has been evolving for more than 300,000 years, but the story of human origins starts much earlier.

Because the moon has less gravity than Earth does, time passes slightly differently there. This effect was first predicted by ...